Frank Residence, Pittsburgh, Pennsylvania, 1939-1940: Study and bedroom chimney details (1/4" = 1'0")

Wax crayon over blue/gray wash on cream wove paper

Watercolor and graphite on white wove paper

Black ink on off-white wove paper

Graphite and charcoal on off-white wove paper

Blue ball-point ink on cream wove paper

Graphite on paper

Pastel on white paper

Graphite on ivory laid paper

Black ink and charcoal on cream laid paper

Brown ink on cream wove paper

Graphite and ink on paper

Black ink and gray wash on tan wove paper